Catalan MEPs Antoni Comin, Carles Puigdemont and Clara Ponsati join a protest after the European Parliament voted to waive their immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEPs Antoni Comin, Carles Puigdemont and Clara Ponsati join a protest after the European Parliament voted to waive their immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEPs Carles Puigdemont and Clara Ponsati join a protest after the European Parliament voted to waive their immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEPs Antoni Comin, Carles Puigdemont and Clara Ponsati join a protest after the European Parliament voted to waive their immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEPs Antoni Comin, Carles Puigdemont and Clara Ponsati join a protest after the European Parliament voted to waive their immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEP Carles Puigdemont joins a protest after the European Parliament voted to waive their immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

A demonstrator joins a protest after the European Parliament voted to waive the immunity of Catalan MEPs Antoni Comin, Carles Puigdemont and Clara Ponsati in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEPs Antoni Comin, Carles Puigdemont and Clara Ponsati join a protest after the European Parliament voted to waive their immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEP Carles Puigdemont holds a news conference after the European Parliament voted to waive his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEP Clara Ponsati speaks at a news conference after the European Parliament voted to waive her immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEP Carles Puigdemont leaves after a news conference as the European Parliament voted to waive his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEP Carles Puigdemont leaves after a news conference as the European Parliament voted to waive his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEPs Antoni Comin, Carles Puigdemont and Clara Ponsati end a joint news conference after the European Parliament voted to waive their immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEP Carles Puigdemont speaks at a news conference after the European Parliament voted to waive his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEPs Antoni Comin, Carles Puigdemont and Clara Ponsati hold a joint news conference after the European Parliament voted to waive their immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEPs Antoni Comin, Carles Puigdemont and Clara Ponsati hold a joint news conference after the European Parliament voted to waive their immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEP Antoni Comin speaks at a news conference after the European Parliament voted to waive his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEP Carles Puigdemont speaks at a news conference after the European Parliament voted to waive his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEPs Antoni Comin, Carles Puigdemont and Clara Ponsati hold a joint news conference after the European Parliament voted to waive their immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEP Carles Puigdemont speaks at a news conference after the European Parliament voted to waive his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEPs Carles Puigdemont and Clara Ponsati hold a joint news conference after the European Parliament voted to waive their immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEP Clara Ponsati speaks at a news conference after the European Parliament voted to waive her immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEP Antoni Comin speaks at a news conference after the European Parliament voted to waive his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEP Carles Puigdemont arrives to hold a news conference after the European Parliament voted to waive his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEPs Antoni Comin and Carles Puigdemont arrive to hold a joint news conference after the European Parliament voted to waive their immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Catalan MEPs Antoni Comin, Carles Puigdemont and Clara Ponsati arrive to hold a joint news conference after the European Parliament voted to waive their immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Former member of the Catalan government and MEP Carles Puigdemont leaves a TV studio as he faces an EU parliamentary vote on a waiver of his immunity in Brussels, Belgium March 9, 2021. The screen reads: "Europe's fault?" REUTERS/Yves Herman

Former member of the Catalan government and MEP Carles Puigdemont adjusts his protective mask after an interview as he faces an EU parliamentary vote on a waiver of his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Former member of the Catalan government and MEP Carles Puigdemont takes a selfie after an interview as he faces an EU parliamentary vote on a waiver of his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

A view of former member of the Catalan government and MEP Carles Puigdemont's badge as he leaves a TV studio facing an EU parliamentary vote on a waiver of his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Former member of the Catalan government and MEP Carles Puigdemont leaves a TV studio as he faces an EU parliamentary vote on a waiver of his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Former member of the Catalan government and MEP Carles Puigdemont leaves a TV studio as he faces an EU parliamentary vote on a waiver of his immunity in Brussels, Belgium March 9, 2021. The screen reads: "fault to Europe." REUTERS/Yves Herman

Former member of the Catalan government and MEP Carles Puigdemont reacts before an interview as he faces an EU parliamentary vote on a waiver of his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Former member of the Catalan government and MEP Carles Puigdemont reacts before an interview as he faces an EU parliamentary vote on a waiver of his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Former member of the Catalan government and MEP Carles Puigdemont looks on before an interview as he faces an EU parliamentary vote on a waiver of his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Former member of the Catalan government and MEP Carles Puigdemont looks on before an interview as he faces an EU parliamentary vote on a waiver of his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Former member of the Catalan government and MEP Carles Puigdemont looks on before an interview as he faces an EU parliamentary vote on a waiver of his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Former member of the Catalan government and MEP Carles Puigdemont looks on before an interview as he faces an EU parliamentary vote on a waiver of his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Former member of the Catalan government and MEP Carles Puigdemont reacts before an interview as he faces an EU parliamentary vote on a waiver of his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Former member of the Catalan government and MEP Carles Puigdemont reacts before an interview as he faces an EU parliamentary vote on a waiver of his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Former member of the Catalan government and MEP Carles Puigdemont reacts before an interview as he faces an EU parliamentary vote on a waiver of his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Former member of the Catalan government and MEP Carles Puigdemont reacts before an interview as he faces an EU parliamentary vote on a waiver of his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

Former member of the Catalan government and MEP Carles Puigdemont looks on before an interview as he faces an EU parliamentary vote on a waiver of his immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

The plenary hall is prepared as Catalan MEPs Antoni Comin, Carles Puigdemont and Clara Ponsati face an EU parliamentary vote on a waiver of their immunity in Brussels, Belgium March 9, 2021. REUTERS/Yves Herman

MEPs Catalonia government's former President Carles Puigdemont and former Catalan Education Minister Clara Ponsati (R) arrive to a plenary to mark International Women's Day at the European Parliament in Brussels, Belgium March 8, 2021. Francisco Seco/Pool via REUTERS

MEP and Catalonia government's former President Carles Puigdemont arrives to a plenary to mark International Women's Day at the European Parliament in Brussels, Belgium March 8, 2021. Francisco Seco/Pool via REUTERS

MEP and Catalonia government's former President Carles Puigdemont arrives to a plenary to mark International Women's Day at the European Parliament in Brussels, Belgium March 8, 2021. Francisco Seco/Pool via REUTERS

European Commission President Ursula von der Leyen and other MEPs attend a minute of silence for the victims of the coronavirus disease, during a debate on the state of play of the EU's COVID-19 vaccination strategy, at the European Parliament in Brussels, Belgium, February 10, 2021. REUTERS/Johanna Geron/Pool

Jozsef Szajer, senior member of ruling Fidesz party delivers his speech during the party's campaign ahead of the European Parliament elections in Budapest, Hungary April 5, 2019. Picture taken April 5, 2019. REUTERS/Bernadett Szabo

Spanish MEP Iratxe Garcia Perez, wearing a Strajk Kobiet (Women's Strike) t-shirt, speaks during a debate on abortion rights in Poland during a plenary session at the European Parliament in Brussels, Belgium, November 25, 2020. Olivier Hoslet/Pool via REUTERS

Greek Member of the European Parliament and a former member of Golden Dawn Ioannis Lagos attends the trial of leaders and members of the Golden Dawn?in a court in Athens, Greece, October 12, 2020. REUTERS/Costas Baltas

Greek Member of the European Parliament and a former member of Golden Dawn Ioannis Lagos attends the trial of leaders and members of the Golden Dawn in a court in Athens, Greece, October 12, 2020. REUTERS/Costas Baltas

Greek Member of the European Parliament and a former member of Golden Dawn Ioannis Lagos attends the trial of leaders and members of the Golden Dawn in a court in Athens, Greece, October 12, 2020. REUTERS/Costas Baltas

Greek Member of the European Parliament and a former member of Golden Dawn Ioannis Lagos attends the trial of leaders and members of the Golden Dawn?in a court in Athens, Greece, October 12, 2020. REUTERS/Costas Baltas

Irish politician Mick Wallace, member of the European Parliament with the Group of the European United Left - Nordic Green, is seen outside the European Parliament in Brussels, Belgium September 23, 2020. REUTERS/Yves Herman

Irish politician Mick Wallace, member of the European Parliament with the Group of the European United Left - Nordic Green, is seen outside the European Parliament in Brussels, Belgium September 23, 2020. REUTERS/Yves Herman

Irish politician Mick Wallace, member of the European Parliament with the Group of the European United Left - Nordic Green, is seen outside the European Parliament in Brussels, Belgium September 23, 2020. REUTERS/Yves Herman

Irish politician Mick Wallace, member of the European Parliament with the Group of the European United Left - Nordic Green, is seen outside the European Parliament in Brussels, Belgium September 23, 2020. REUTERS/Yves Herman

Irish politician Mick Wallace, member of the European Parliament with the Group of the European United Left - Nordic Green, is seen outside the European Parliament in Brussels, Belgium September 23, 2020. REUTERS/Yves Herman

Irish politician Mick Wallace, member of the European Parliament with the Group of the European United Left - Nordic Green, is seen outside the European Parliament in Brussels, Belgium September 23, 2020. REUTERS/Yves Herman